131797120

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:143

約数の個数: 256

約数和(自身を含む): 405780480

約数和(自身を除く): 273983360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 64, 65, 70, 73, 80, 91, 104, 112, 124, 128, 130, 140, 146, 155, 160, 182, 208, 217, 224, 248, 260, 280, 292, 310, 320, 364, 365, 403, 416, 434, 448, 455, 496, 511, 520, 560, 584, 620, 640, 728, 730, 806, 832, 868, 896, 910, 949, 992, 1022, 1040, 1085, 1120, 1168, 1240, 1456, 1460, 1612, 1664, 1736, 1820, 1898, 1984, 2015, 2044, 2080, 2170, 2240, 2263, 2336, 2480, 2555, 2821, 2912, 2920, 3224, 3472, 3640, 3796, 3968, 4030, 4088, 4160, 4340, 4480, 4526, 4672, 4745, 4960, 5110, 5642, 5824, 5840, 6448, 6643, 6944, 7280, 7592, 8060, 8176, 8320, 8680, 9052, 9344, 9490, 9920, 10220, 11284, 11315, 11648, 11680, 12896, 13286, 13888, 14105, 14560, 15184, 15841, 16120, 16352, 17360, 18104, 18980, 19840, 20440, 22568, 22630, 23360, 25792, 26572, 27776, 28210, 29120, 29419, 30368, 31682, 32240, 32704, 33215, 34720, 36208, 37960, 40880, 45136, 45260, 46720, 51584, 53144, 56420, 58240, 58838, 60736, 63364, 64480, 65408, 66430, 69440, 72416, 75920, 79205, 81760, 90272, 90520, 106288, 112840, 117676, 121472, 126728, 128960, 132860, 138880, 144832, 147095, 151840, 158410, 163520, 180544, 181040, 205933, 212576, 225680, 235352, 253456, 257920, 265720, 289664, 294190, 303680, 316820, 327040, 361088, 362080, 411866, 425152, 451360, 470704, 506912, 531440, 588380, 607360, 633640, 724160, 823732, 850304, 902720, 941408, 1013824, 1029665, 1062880, 1176760, 1267280, 1448320, 1647464, 1805440, 1882816, 2027648, 2059330, 2125760, 2353520, 2534560, 3294928, 3765632, 4118660, 4251520, 4707040, 5069120, 6589856, 8237320, 9414080, 10138240, 13179712, 16474640, 18828160, 26359424, 32949280, 65898560, 131797120]

約数ペア:

[(1, 131797120), (2, 65898560), (4, 32949280), (5, 26359424), (7, 18828160), (8, 16474640), (10, 13179712), (13, 10138240), (14, 9414080), (16, 8237320), (20, 6589856), (26, 5069120), (28, 4707040), (31, 4251520), (32, 4118660), (35, 3765632), (40, 3294928), (52, 2534560), (56, 2353520), (62, 2125760), (64, 2059330), (65, 2027648), (70, 1882816), (73, 1805440), (80, 1647464), (91, 1448320), (104, 1267280), (112, 1176760), (124, 1062880), (128, 1029665), (130, 1013824), (140, 941408), (146, 902720), (155, 850304), (160, 823732), (182, 724160), (208, 633640), (217, 607360), (224, 588380), (248, 531440), (260, 506912), (280, 470704), (292, 451360), (310, 425152), (320, 411866), (364, 362080), (365, 361088), (403, 327040), (416, 316820), (434, 303680), (448, 294190), (455, 289664), (496, 265720), (511, 257920), (520, 253456), (560, 235352), (584, 225680), (620, 212576), (640, 205933), (728, 181040), (730, 180544), (806, 163520), (832, 158410), (868, 151840), (896, 147095), (910, 144832), (949, 138880), (992, 132860), (1022, 128960), (1040, 126728), (1085, 121472), (1120, 117676), (1168, 112840), (1240, 106288), (1456, 90520), (1460, 90272), (1612, 81760), (1664, 79205), (1736, 75920), (1820, 72416), (1898, 69440), (1984, 66430), (2015, 65408), (2044, 64480), (2080, 63364), (2170, 60736), (2240, 58838), (2263, 58240), (2336, 56420), (2480, 53144), (2555, 51584), (2821, 46720), (2912, 45260), (2920, 45136), (3224, 40880), (3472, 37960), (3640, 36208), (3796, 34720), (3968, 33215), (4030, 32704), (4088, 32240), (4160, 31682), (4340, 30368), (4480, 29419), (4526, 29120), (4672, 28210), (4745, 27776), (4960, 26572), (5110, 25792), (5642, 23360), (5824, 22630), (5840, 22568), (6448, 20440), (6643, 19840), (6944, 18980), (7280, 18104), (7592, 17360), (8060, 16352), (8176, 16120), (8320, 15841), (8680, 15184), (9052, 14560), (9344, 14105), (9490, 13888), (9920, 13286), (10220, 12896), (11284, 11680), (11315, 11648)]